Quick answers
- Does Mandi Z. Kunen accept Medicare assignment?
- Medicare's clinician data says Mandi Z. Kunen may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Mandi Z. Kunen see?
- In 2024, CMS data shows 1,145 Original Medicare patients and 3,095 services for Mandi Z. Kunen. This counts Original Medicare only and measures volume, not quality.
- What is Mandi Z. Kunen's NPI number?
- 1902889207. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Mandi Z. Kunen, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 1,145 |
|---|---|
| Services billed to Medicare | 3,095 |
| Different services or procedures | 30 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Established patient complete exam of visual system (92014)870 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)604 services
- Imaging of optic nerve (92133)406 services
- Imaging of retina (92134)335 services
- Exam of visual field with extended testing (92083)243 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol70%
- High blood pressure60%
- Arthritis41%
- Osteoporosis24%
- Anxiety22%
- Ischemic heart disease20%
Practice locations
Addresses where Mandi Z. Kunen is enrolled with Medicare (CMS data updated October 2, 2026).
- 21 Worthen RdLexington, MA 02421 (781) 862‑1620
Group practices
Medicare enrollment lists Mandi Z. Kunen as a member of these groups (CMS data updated October 2, 2026).
- Lexington Eye Associates - Bid34 clinicians in the group
- Lexington Eye Associates, Inc34 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Lexington
Clinicians with the same Medicare primary specialty in Lexington, MA — not a recommendation.
Other clinicians in Lexington Eye Associates - Bid
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Harvard Medical School |
| Graduation year | 1988 (38 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1902889207 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians